Definition of cell in English:

cell

noun

  • 1A small room in which a prisoner is locked up or in which a monk or nun sleeps.

    ‘the authorities locked all remaining inmates in their cells’
    • ‘Since 1980, nearly 300 indigenous people have died in custody in prison cells or police lockups.’
    • ‘Most prisoners share their cells with one other inmate.’
    • ‘Former inmates lead you through prison cells and tell you powerful stories about the routines and punishments they endured during their captivity.’
    • ‘Prison cells, hotel rooms, psychiatric hospitals, nursing homes and hospices are exempt from the ban.’
    • ‘He was one of 10 convicted prisoners who escaped from the prison on June 8 after holding up prison warders at gunpoint and locking them in a cell.’
    • ‘The offenders have designed and painted artworks throughout the burgled room and in the prison cell.’
    • ‘He was said to have been playing cards with a prison officer outside his cell when the prisoner came up and punched him.’
    • ‘The change of status would also mean that Tommy has to be transferred from a detention cell to a prison room, which he has to share with other convicts.’
    • ‘Copying the works of others protects the solitude of the monastic cell from more intrusive forms of ministry.’
    • ‘The monks' cells and rooms were carved inside the soft white limestone cliff.’
    • ‘So what that means is that he's locked up at night in a prison cell on his own, so that's solitary confinement.’
    • ‘Where will the Government put the inmates when all the police cells, court cells, and prisons are full?’
    • ‘The security and observation regime is quite different, prisoners often sharing cells in conditions of close confinement.’
    • ‘Since the accommodation for visitors on Mount Athos is more than basic, we had to share one and the same cell in the monastery of Philotheu.’
    • ‘As a result the Governor ordered a search of the prisoners and their cells to be carried out on Monday.’
    • ‘Wilders has six body guards and has slept in a prison cell to protect himself against possible attacks.’
    • ‘He was a man who delighted in escaping from the business of life into his scriptoriolum - a small library attached to his monastic cell.’
    • ‘There were four regular prison cells, one padded cell and two used for solitary confinement.’
    • ‘Rehabilitation had been neglected, Owers reported, with inmates locked in cells for 23 hours a day.’
    • ‘At 2pm on Tuesday last all 190 prisoners were locked in their cells as prison officers staged a one-hour walk-out.’
    dungeon, oubliette, lock-up, prison
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    1. 1.1historical A small monastery or nunnery dependent on a larger one.
      • ‘Avebury subsequently attracted a monastic cell, and suffered attempts to destroy its standing stones.’
      • ‘Late in the same century the site became a dependent cell of the Durham Benedictines.’
  • 2Biology
    The smallest structural and functional unit of an organism, which is typically microscopic and consists of cytoplasm and a nucleus enclosed in a membrane.

    • ‘The scientists also produced a continuously growing line of cultured embryonic germ cells.’
    • ‘The neoplastic epithelial cells were cuboidal and had round or oval nuclei and inconspicuous nucleoli.’
    • ‘When this occurs, the cytoplasm from the two cells fuses, but the nuclei remain separate and distinct.’
    • ‘The scientists then used test-tube experiments to show the virus could infect T cells under laboratory conditions.’
    • ‘Even mammals have nucleated red blood cells in their bone marrow.’
    1. 2.1 An enclosed cavity in an organism.
      • ‘The plaque deposits did not form cell casts or polyhedra and did not penetrate into the cell cavities, but were an external deposit only.’
      compartment, cavity, hole, hollow, bay, chamber, slot, niche, section
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    2. 2.2 A small compartment in a larger structure such as a honeycomb.
      • ‘Then there's the honeycomb shades, so called because in profile they look like cells of a honeycomb strung together.’
      • ‘The interior of a cell contains structures called organelles that can be compared to the organs in a body.’
      • ‘Once the honey is gooey enough, the bees seal off the cell of the honeycomb with a plug of wax.’
      • ‘She then deposits a little into a honeycomb cell, built and tilted upright, so that it won't spill.’
      compartment, cavity, hole, hollow, bay, chamber, slot, niche, section
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  • 3A small group forming a nucleus of political activity, typically a secret, subversive one.

    ‘terrorist cells’
    • ‘Every agent infiltrating a drug cartel is an agent who could be infiltrating a terrorist cell.’
    • ‘The police claim the weapons belonged to terrorist cells and were seized in several raids across the Kingdom.’
    • ‘They operate through autonomous cells, strict secrecy, and a refusal to engage the enemy's strength.’
    • ‘Finally, there is a claim it was less a social club than a political cell.’
    • ‘That makes it easy for a small and secretive terrorist cell to go undetected.’
    • ‘Much of the military training consisted of small groups gathering together in secret cells.’
    • ‘The Red Brigade is the terrorist cell, and mostly serves as the ‘bad guy’ of the film.’
    • ‘The Spanish press prior to 11 March reported major raids by the police against alleged terrorist cells and the seizure of guns and explosives.’
    • ‘It is an open secret now that the ISI has a political cell.’
    • ‘Drug cartels, terrorist cells, and guerilla movements all reproduce themselves as dictatorships in the end.’
    • ‘Four bombers blew themselves up but police are investigating whether another member of the terrorist cell is alive and on the run.’
    • ‘In Dewsbury, he gradually emerged as the probable ringleader of the terrorist cell.’
    • ‘They concluded that terrorist cells could send members on flights without any intention of hijacking the plane just to see whether or not members would be flagged.’
    • ‘With a computer and a connection to the Internet, an individual can do more damage than armed terrorist cells or small insurgent movements.’
    • ‘We should do everything we can to disrupt and destroy any cells, any activity that would do us harm in this country.’
    • ‘The extortion then funds the further activities of the terror cell.’
    • ‘Those tracking terrorist cells say the trend toward soft targets, like schools, is undeniable and probably unstoppable.’
    • ‘Disrupting terrorist cells is an important component of the government's overall counterterrorism efforts.’
    • ‘He has been linked to a terrorist cell in Hamburg and a flight training school in Florida.’
    • ‘Tentatively we can say no to the activity of single cells and yes to that of assemblies.’
    caucus, unit, faction, arm, section, nucleus, clique, coterie, group, party, clan, wing
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  • 4A device containing electrodes immersed in an electrolyte, used for generating current or for electrolysis.

    • ‘A few years ago, the companies involved in the voltage race tried to get more cells in NiCad battery packs to power bigger tools.’
    • ‘Now there is a potential difference between the two cells allowing current to flow.’
    • ‘In addition to electrical conduction, the cells are polarized by the force of applied voltage.’
    • ‘An internal short can cause the battery cells to overheat, posing a fire hazard to consumers.’
    • ‘For the experiments presented the capacity compensation was set with the electrode close to the cell.’
    • ‘This is said to be important when welding heat-sensitive parts such as miniature battery cells or sensitive electronic devices.’
    • ‘The 8.5g cell generates 100mW of power - enough, Toshiba said, to run am MP3 player for 20 hours.’
    • ‘These charged particles continue through the cell to the collecting area where they are attracted to a series of grounded plates.’
    • ‘The copper tube is arranged to form a series of cells called cavities.’
    • ‘In our study, we focus on oscillations generated in a single cell.’
    • ‘This seven-ounce magnet was able to support four kilograms of iron using the current from a single cell.’
    • ‘The camera has a tiny light source, miniaturized transmitters, and power cells.’
    • ‘Previous approaches to study the seal resistance of cells and electrodes lacked high spatial resolution.’
    accumulator, power unit
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    1. 4.1 A unit in a device for converting chemical or solar energy into electricity.
      ‘a button cell for a quartz watch’
      • ‘Photovoltaic cells powered an electric pump and light bulbs in Sweden.’
      • ‘Solar collectors can preheat feedstock, and solar photovoltaic cells can produce the electricity for the pumps.’
      • ‘It contains a fuel tank, and a chemical process occurs in the cell that generates electricity by using up the fuel, which is normally methanol.’
      • ‘To achieve this, high efficiency heating would be used together with roof panels fitted with photo voltaic cells to provide electricity for the buildings.’
      • ‘Solar panels forming the roof of the crop store provide both heat and electricity from photovoltaic cells.’
      • ‘As it happens, the periods of intense heat correspond to the periods of peak electricity production from photovoltaic cells.’
      • ‘Another method of on-site power generation is the photovoltaic cell.’
      • ‘Other design factors of the current cell contribute significantly to overall performance.’
      • ‘Solar photovoltaic cells use the same silicon-based technology as semiconductors.’
      • ‘Chemical reactions inside the cell strip electrons from the hydrogen atoms to produce a voltage that can power a circuit.’
      • ‘The design includes solar panels and photovoltaic cells which will create electricity and a heat pump which will distribute heat throughout the house.’
      • ‘He suggested that China and California work together on hydrogen automobile fuel and solar energy cells.’
      • ‘However, sometimes the hydrogen is generated directly within the cell from another fuel, such as methanol.’
      • ‘The cells will generate electricity with cloud cover, rain, and even during a snowstorm, though not as much as they will in bright sun.’
      • ‘Most designs use photovoltaic cells to convert sunlight into electricity.’
      • ‘Although Scotland has the brains to develop them, solar energy and hydrogen cells are all but ignored.’
      • ‘Even on cloudy days, there is a lot of scattered radiation - and so PV cells generate energy even when it's overcast.’
      • ‘When light was shone on to the tiny cell, an electrical current was generated.’
      • ‘Photovoltaic cells produce electricity by using specially treated materials such as silicon that convert light into power.’
      • ‘Konarka says it will enter the market with a photovoltaic cell in late 2004 that will generate solar power at about $2 per watt.’
  • 5The local area covered by one of the short-range transmitters in a cellular telephone system.

    • ‘As the initiated say, in telecommunications lies not only cell and telephone issues but also broadcasting and now Internet.’
    • ‘The invention is directed to a method for cell selection in a cellular telecommunication system.’
    • ‘In densely populated areas, there are more cells, which cover smaller distances, so it is easier to pinpoint the signal of a handset.’
    • ‘In cities, where mobile cells are quite small, this can locate the car to as close as 100 yards, but in rural areas the cell may be as big as six square miles.’
    • ‘Mobiles located in areas of other cells and operating at the same frequency experience the effect of the tuning signal as an interference.’
    • ‘And pagers tend not to jam up in emergencies the way overloaded mobile phone cells do.’
    • ‘Analysis of mobile phone cells showed him heading north on the M1.’
    • ‘The service operates in local areas known as cells.’
    • ‘Each cell has a base station that transmits and receives signals over just a small fraction of the frequencies to which the network operator has access.’
    • ‘The total area within these cells, determines the coverage of a network service provider.’
    1. 5.1North American A mobile phone.
      • ‘At the moment, mobile operators are almost all relying on cell ID as the means to automatically locate users.’
      • ‘However, this time they would be used to test the Gb stack by simulating calls via virtual mobiles, cells and base stations.’
      • ‘Police seized cell phones and cell cards.’
      • ‘I end the conversation and closed my cell, throwing it onto the passenger seat beside me.’
      • ‘Aziza hit the end button of her cell and groaned again, throwing her phone to the side.’
      • ‘She was about ready to hit the ‘end’ button on the cell when she heard a clicking sound.’
      • ‘You'll be able to get a Coke from certain vending machines by pushing a button on your cell.’
      • ‘I picked up the cell and pressed the button, waiting for what would come next.’
      • ‘These new systems will be able to maintain a session even when a subscriber leaves a cell site or a device is turned off.’
      • ‘I turned my back on him and walked on, fingering the 911 buttons on my cell.’
      • ‘It lets you make and receive cell calls over a cordless phone and share that handset with a landline.’

Origin

Old English, from Old French celle or Latin cella ‘storeroom or chamber’.

Pronunciation

cell

/sɛl/